本题目来源于试卷: Physics Unit28: Quantum Mechanics of Atoms，类别为 国际高中通用物理
[单选题]
In a ruby laser, an electron jumps from a hi)fjs on, ce na l.5gijn.k21.)uvcqcsk9-1ys vbb43 uin zh6qk0)xa)gher energy level to a lower one. If the energy difference between the two levels is 1.8 eV, what is the wavelength of the emitted p)vi z0q4n3bhau6 xb )khoton?
A. $469 \; nm$
B. $649 \; nm$
C. $694 \; nm$
D. $964 \; nm$
参考答案: C
本题详细解析:
暂无
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